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100% Secure & Client-Side Processing

Online File Utility & Conversion Center

Process your images, documents, media, and data directly on your device without uploading to any server.

Zero Server Uploads

No files leave your browser. 100% private and processed locally on your device.

Lightning Fast Performance

Instant processing without waiting for upload or download speeds.

Rich Tool Suite

From PDF tools and image converters to OCR, hashing, and QR generation.

Available Online Tools

Click on any tool below to start using it instantly.

Hash Generator

MD5 / SHA-1 / SHA-256 / SHA-512 calculation

Metadata (EXIF) Viewer

View hidden camera & technical metadata

Image Format Converter

Convert between PNG, JPG, and WebP

Image Compressor

Compress image size & scale dimensions

PDF Text Extractor

Extract text content from PDF documents

PDF to Image

Convert PDF pages into PNG images

Image to PDF

Combine multiple images into a single PDF

QR Code Generator

Generate instant QR codes from links or text

Base64 Converter

Convert files and text ↔ Base64

PDF Merger

Merge multiple PDF files into one

PDF Splitter

Split PDF by page ranges

PDF Page Remover

Remove selected pages from PDF

Create ZIP

Compress files into ZIP archive

Extract ZIP / RAR

Extract ZIP & RAR archives in browser

Audio Trimmer

Cut and trim audio files

Video Trimmer

Cut and trim video files

Image to Text (OCR)

Recognize and extract text from images

File Hash (MD5, SHA-1, SHA-256, SHA-512) Calculator

Select a file to calculate its MD5, SHA-1, SHA-256, and SHA-512 hash values to verify file integrity.

Select a file or drag & drop here

Supports files of any size or type

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MD5
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SHA-1
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SHA-256
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SHA-512
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How to Use Hash Calculator?

  1. Select or drag & drop the file you want to calculate hashes for.
  2. Your browser automatically calculates MD5, SHA-1, SHA-256, and SHA-512 hash values.
  3. Optionally paste the expected hash into the comparison box to verify file integrity.

A hash value is a digital fingerprint for a file. If two files have matching hash values, their content is identical. This tool helps verify downloaded installers, ISO images, or sensitive documents.

File Metadata (EXIF) Viewer

Select a photo to view capture date, camera model, GPS location, and technical EXIF data.

Select photo or drag & drop here

JPEG files yield the best results (PNG/WebP usually strip EXIF)

No readable EXIF metadata found in this image. This is normal for images downloaded from messaging apps or social platforms as metadata is stripped for privacy.

What is EXIF Metadata?

EXIF (Exchangeable Image File Format) contains technical camera settings, date/time, exposure parameters, and GPS location embedded directly into photo files.

Image Format Converter

Convert quickly between PNG, JPG, and WebP formats inside your browser.

Select image or drag & drop here

PNG, JPG, WebP, GIF, BMP supported

Original
Converted
Download

Which Image Format Should I Choose?

PNG: Ideal for logos requiring transparency. JPG: Standard format for photos with small size. WebP: Modern web format providing superior compression.

Image Compression and Resizing

Compress image file size and adjust max width for web or email attachments.

Select image or drag & drop here

PNG, JPG, WebP, GIF, BMP supported

Original
Compressed
Download (JPG)

Why is Image Compression Important?

Uncompressed images slow down websites and consume storage. This tool reduces file size while maintaining visual clarity.

Online PDF Text Extractor

Extract text from your PDF into selectable, copyable, and editable plain text.

Select PDF file or drag & drop here

Up to 30 pages processed per operation

About PDF Text Extraction

This tool extracts digital text from PDF files. For scanned image PDFs, use our Image to Text (OCR) tool.

Online PDF to Image Converter (PDF to PNG)

Convert PDF pages into high-resolution PNG images and download them individually.

Select PDF file or drag & drop here

Each page is converted into a high-resolution PNG image

About PDF to Image Conversion

Preview and download high-quality PNG images for every page in your PDF document.

Image to PDF Generator

Combine multiple photos into a single PDF document in your preferred order.

Select images or drag & drop here

Multiple images supported (JPG, PNG)

How Does Image to PDF Work?

  1. Select or drag & drop one or more photos.
  2. Remove unwanted images from the list.
  3. Click 'Create and Download PDF' to export all images into a single PDF.

QR Code Generator

Enter a link or text to generate an instant downloadable QR code.

Where are QR Codes Used?

QR codes are widely used for sharing URLs, Wi-Fi details, contact cards, menus, and event invites.

Base64 Converter

Convert files into Base64 strings or decode Base64 text back into original files.

Select file or drag & drop here

Any file type supported (Images, PDF, Archives, etc.)

What is Base64?

Base64 is a binary-to-text encoding scheme commonly used in emails, web APIs, and embedded assets.

PDF Merger

Combine multiple PDF files into one in your chosen order. 100% browser-based.

Select PDF files or drag & drop here

Select multiple PDFs and adjust order below

How Does PDF Merger Work?

  1. Select the PDF files you want to merge.
  2. Use arrow buttons to adjust merging order, or remove unwanted files.
  3. Click 'Merge and Download PDFs'.

PDF Splitter

Extract a specific page range from your PDF into a new document.

Select PDF file or drag & drop here

Select a single PDF document

When to Use PDF Splitter?

Useful when you need to share only a specific section of a longer document.

PDF Page Remover

Select unwanted pages to remove from your PDF; remaining pages will be saved as a new PDF.

Select PDF file or drag & drop here

Select a single PDF file

Click pages you want to delete (red = marked for deletion).

How Does PDF Page Removal Work?

Click thumbnails to select pages for deletion; remaining pages are saved into a new PDF.

Online ZIP File Creator & Compressor

Select multiple files, compress them in your browser, and download a single ZIP archive.

Select files to compress or drag & drop here

Multiple files supported

About ZIP Creation

Creates ZIP archives directly in browser memory without sending files to any server.

Online ZIP / RAR Extraction

Upload existing ZIP or RAR archives and download individual files.

Select a .zip or .rar file or drag & drop here

Archive contents will be scanned and listed

Difference Between ZIP and RAR

ZIP is an open format created/extracted directly in your browser. RAR is a proprietary format supported for online extraction.

Online Audio Trimmer & Cutter

Cut and trim MP3, WAV, AAC, M4A, or OGG audio files directly in your browser.

Select an audio file or drag & drop here

MP3, WAV, AAC, M4A, OGG supported

About Audio Trimmer

Uses browser Web Audio API to slice audio samples in milliseconds without server transfers.

Online Video Trimmer & Cutter

Trim MP4, WebM, or MOV video clips locally on your device.

Select a video file or drag & drop here

MP4, WebM, MOV supported

About Video Trimmer

Uses single-threaded WebAssembly FFmpeg to trim video directly on your machine.

Image to Text (OCR)

Recognize and convert text inside photos, screenshots, or scanned documents.

Select image or drag & drop here

JPG, PNG, WebP image formats supported

Ready

What is OCR?

Optical Character Recognition scans images and extracts digital text using Tesseract.js v5.

FAQ

Frequently Asked Questions

Answers to common questions regarding dosyalink.net online tools and privacy

No. All tools on dosyalink.net run directly inside your web browser. None of your files are ever uploaded or saved on our servers. Your operations are completed 100% privately and securely on your own device.
No. Our audio and video trimming tools cut media files without re-encoding, preserving 100% of the original quality.
Our OCR tool scans photos, screenshots, and documents to recognize printed text and convert it into copyable digital text with high accuracy in English and Turkish.
Hash values serve as digital fingerprints for files. They allow you to verify whether a downloaded file or document has been modified, corrupted, or tampered with.
Yes, completely safe. ZIP archives are compressed and extracted directly inside browser memory without installing desktop software like WinRAR or 7-Zip.